1 files changed, 13 insertions, 17 deletions

diff --git a/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c b/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
index 49c5edeba87f..c6a51bb21215 100644
--- a/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
+++ b/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
@@ -474,14 +474,14 @@ static const struct pinconf_ops tegra_xusb_padctl_pinconf_ops = {
 #endif
 };
 
-static int tegra_xusb_padctl_enable(struct tegra_xusb_padctl *padctl)
+static void tegra_xusb_padctl_enable(struct tegra_xusb_padctl *padctl)
 {
 	u32 value;
 
-	mutex_lock(&padctl->lock);
+	guard(mutex)(&padctl->lock);
 
 	if (padctl->enable++ > 0)
-		goto out;
+		return;
 
 	value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
 	value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN;
@@ -498,23 +498,19 @@ static int tegra_xusb_padctl_enable(struct tegra_xusb_padctl *padctl)
 	value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
 	value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN;
 	padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
-
-out:
-	mutex_unlock(&padctl->lock);
-	return 0;
 }
 
-static int tegra_xusb_padctl_disable(struct tegra_xusb_padctl *padctl)
+static void tegra_xusb_padctl_disable(struct tegra_xusb_padctl *padctl)
 {
 	u32 value;
 
-	mutex_lock(&padctl->lock);
+	guard(mutex)(&padctl->lock);
 
 	if (WARN_ON(padctl->enable == 0))
-		goto out;
+		return;
 
 	if (--padctl->enable > 0)
-		goto out;
+		return;
 
 	value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
 	value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN;
@@ -531,24 +527,24 @@ static int tegra_xusb_padctl_disable(struct tegra_xusb_padctl *padctl)
 	value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
 	value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN;
 	padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
-
-out:
-	mutex_unlock(&padctl->lock);
-	return 0;
 }
 
 static int tegra_xusb_phy_init(struct phy *phy)
 {
 	struct tegra_xusb_padctl *padctl = phy_get_drvdata(phy);
 
-	return tegra_xusb_padctl_enable(padctl);
+	tegra_xusb_padctl_enable(padctl);
+
+	return 0;
 }
 
 static int tegra_xusb_phy_exit(struct phy *phy)
 {
 	struct tegra_xusb_padctl *padctl = phy_get_drvdata(phy);
 
-	return tegra_xusb_padctl_disable(padctl);
+	tegra_xusb_padctl_disable(padctl);
+
+	return 0;
 }
 
 static int pcie_phy_power_on(struct phy *phy)